64135820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15797}}^1$

素因数の和:15842

約数の個数: 48

約数和(自身を含む): 159243840

約数和(自身を除く): 95108020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 15797, 31594, 63188, 78985, 110579, 157970, 221158, 315940, 442316, 458113, 552895, 916226, 1105790, 1832452, 2211580, 2290565, 3206791, 4581130, 6413582, 9162260, 12827164, 16033955, 32067910, 64135820]

約数ペア:

[(1, 64135820), (2, 32067910), (4, 16033955), (5, 12827164), (7, 9162260), (10, 6413582), (14, 4581130), (20, 3206791), (28, 2290565), (29, 2211580), (35, 1832452), (58, 1105790), (70, 916226), (116, 552895), (140, 458113), (145, 442316), (203, 315940), (290, 221158), (406, 157970), (580, 110579), (812, 78985), (1015, 63188), (2030, 31594), (4060, 15797)]